Nature has always had more force than education.

An admiral should be put to death now and then to encourage the others.

Learn to cultivate your own garden.

One great use of words is to hide our thoughts.

Do you think... that men have always massacred each other, as they do today? Have they always been liars, cheats, traitors, brigands, weak, flighty, cowardly, envious, gluttonous, drunken, grasping, and vicious, bloody, backbiting, debauched, fanatical, hypocritical, and silly?

The monster, fanaticism, still exists, and whoever seeks after truth will run the risk of being persecuted.

Sensual pleasure passes and vanishes, but the friendship between us, the mutual confidence, the delight of the heart, the enchantment of the soul, these things do not perish and can never be destroyed.